{"id":"4eaddbd8-a9ea-4f1f-b9dd-53b13deba6fd","created_at":"2025-08-29T18:26:35.776Z","updated_at":"2026-01-20T20:11:26.588Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"a791b437-a4dc-467a-88d7-ecc07a8fdca6","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2004-03-09T17:00:00.000Z","observed_at_local":"2004-03-09T12:00:00-05:00","notes":"Dissolved Oxygen Percent Saturation: 89 Chlorophyll A (ug/L) 3.5; Total Phosphorus- bottm Kemmerer sample (ug/L) 5","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113980","readings":[{"id":"d816de2a-715a-442c-9055-d7a2510cf14a","created_at":"2025-08-29T18:26:35.799Z","updated_at":"2025-08-29T18:26:35.799Z","parameter":"ph","unit":"std_units","value":"6.9","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"ee8cccae-51f2-463d-8f2b-463c47c301c5","created_at":"2025-08-29T18:26:35.803Z","updated_at":"2025-08-29T18:26:35.803Z","parameter":"oxygen","unit":"mg_l","value":"9.0","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"522c932c-2b41-4516-83f8-511b70ba561c","created_at":"2025-08-29T18:26:35.806Z","updated_at":"2025-08-29T18:26:35.806Z","parameter":"secchi_depth","unit":"m","value":"5.2","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"be361efa-ba5f-4402-b8bf-e57981a15640","created_at":"2025-08-29T18:26:35.809Z","updated_at":"2025-08-29T18:26:35.809Z","parameter":"total_phosphorus","unit":null,"value":"8.0","equipment":null,"equipment_limit":null},{"id":"b1dd36e3-76af-4da1-ab4f-bf87893e2a4b","created_at":"2025-08-29T18:26:35.813Z","updated_at":"2025-08-29T18:26:35.813Z","parameter":"water_temperature","unit":null,"value":"20.5","equipment":null,"equipment_limit":null}]}